John Hendrickson, a Rangeland Scientist, joined the staff at the USDA-ARS, Northern Great Plains Research Laboratory, Mandan in 1999. Prior to coming to Mandan, John was a Rangeland Scientist with the USDA-ARS in Dubois, Idaho where he worked on the effects of grazing on the plant community, carbon dioxide sequestration in rangelands and using grazing to control noxious weeds. John received his bachelors in agriculture from the University of Nebraska in 1984. After a term in the Peace Corps, John received his masters in from the University of Nebraska in 1992. He received his Ph.D. from Texas A&M in Rangeland Ecology and Management in 1996. John was previously at the Mandan location as a post-doc. His long-term goals are to develop range and forage systems that are economically viable and promote long-term agricultural stability. John and his wife, Chris, live in Mandan and have three children.